NegativePredictiveValue statistics graph equations - GrepMed

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9 results

Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have

Negatives #NegativePredictiveValue ... Biostatistics #statistics ... #Epidemiology #Equations

Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease

and Epidemiology Equations ... Biostatistics #statistics ... #Epidemiology #Equations

Sensitivity is the proportion of truly diseased persons in the screened population who are identified as

PositivePredictiveValue #NegativePredictiveValue ... NPV #Formulas #Statistics

Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate)

Specificity

Biostatistics #statistics ... #Epidemiology #Equations

Sensitivity Calculation - Probability that a test correctly identifies those with the disease (true positive rate)

Sensitivity

Biostatistics #statistics ... #Epidemiology #Equations

Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive

Biostatistics #statistics ... #Epidemiology #Equations

Work Shifting - Mechanical Ventilation
Why the new term:
Synchrony issues, by definition, have to do with timing.

See next page graph ... work from the equation

This requires defining some general cutoff values for likelihood ratios. These are admittedly arbitrary, but

#Diagnosis #Statistics ... #Relationship #Graph

It's eye-opening to realize how many tests with reasonable-appearing sensitivity or specificity will end up being

#Diagnosis #Statistics ... #Specificity #Graph

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